Question

(2a – 5b) (2a + 5b) ( 4a2 + 25 b2)​

Answer 1

Answer:

16a^4 - 625 b^4

Step-by-step explanation:

[(2a)^2 - (5b)^2 ]( 4a^2 + 25 b^2)

( 4a^2 - 25 b^2)]( 4a^2 + 25 b^2)

(4a^2)^2 - (25 b^2)^2

16a^4 - 625 b^4